Nutrition
Across
- 3. Nutrient that provides the most calories per gram
- 7. substances that the body needs to sustain life
- 9. the process where food is converted into usable energy
- 11. It is the enzyme found un saliva that helps break down food
- 12. A carbohydrate that cannot be absorbed and does not provide energy.
- 13. A factor that affects a person's energy balance
- 15. is what the body obtains when it processes nutrients.
Down
- 1. This is when food is broken down into nutrients and absorbed by the cells
- 2. A factor that affects a person's energy balance
- 4. is where the digestive system process begins.
- 5. the number of calories ingested equals the number of calories expended.
- 6. It usually takes 1 to 4 hours to digest food.
- 8. Unit used to measure body energy
- 10. are where most nutrients are absorbed
- 14. increase the speed of chemical reactions in metabolism